※社内専用

続、Instagram Graph API

これはECの場合はの設置方法です。

=========== 追記:2020/06/03
動画と画像の切り分けはしていないので、動画や画像が読み取れない場合はダミー画像が出ます。そのときにaltの文字が出ないように文字色を透明にしました。
===========

  表示させたいページのスクリプト欄に記述
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-simplyscroll/2.0.5/jquery.simplyscroll.min.js"></script>
フリーエリアパーツを2つ追加

表示させたい位置のフリーエリアパーツ1つに下記2つのソースを投入
※日本の部分は適宜変更してください。
※下段のソースはROOKのページ編集画面で誤って消されないための表示
    <section>
      <h2>Instagram</h2>
      <ul class="row row_inline sp_image_cols sp_col2 instafeed" id="【任意のID】">
      </ul>
    </section>
    <script>
      document.addEventListener('DOMContentLoaded', function(){
        insta_init({
          id: '【InstagramビジネスアカウントID】',
          access_token: '【3つ目の無期限アクセストークン】',
          limit: 20,
          scroll: false, // スクロール:true、一覧:false
          speed: 2, // スクロール速度
          target: '任意のID',
        });
      }, false)
    </script>
<style type="text/css">
#pageeditblock .instagram_xaas {
  display: block !important;
  background: red;
  opacity: .7;
  padding: 20px
}
</style>
<div class="instagram_xaas" style="display: none;"><span style=" color: #fff; ">インスタグラムパーツのタグが入っています。<br>
  このフリーエリアパーツは削除しないでください。</span></div>
適当なフリーエリアパーツ1つに下記2つのソースを投入
※下段のソースはROOKのページ編集画面で誤って消されないための表示
<script>function  insta_image(e){var  d,f;e.naturalWidth<e.naturalHeight?e.style.width="100%":e.style.height="100%"}function  insta_init(c){var  b={access_token:c.access_token,id:c.id,limit:c.limit,scroll:c.scroll,speed:c.speed,target:c.target},a=b.scroll?"":' class="col span_3"',d="data:image/png;base64,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 lists=json.media.data.map((function(data){return'<li'+a+'><a href="'+data.permalink+'" target="_blank"><img src="'+d+'" alt=""/><img src="'+data.media_url+'" alt="'+data.caption.replace(/\n/gm,"")+'" class="insta_image" onload="insta_image(this)"/><div class="insta_options"><span class="insta_likes">'+data.like_count+'<\/span><span class="insta_comments">'+data.comments_count+'<\/span><\/div><\/a><\/li><\/span>'})).join(""),$list=$("#"+b.target).append(lists);b.scroll&&$list.simplyScroll({speed:b.speed})}))}</script>
<style  type="text/css">.simply-scroll-container{position:relative}.simply-scroll-clip{position:relative;overflow:hidden}.simply-scroll-list{overflow:hidden;margin:0;padding:0;height:320px}@media(max-width:600px){.simply-scroll-list{max-height:150px}}.simply-scroll-list  li{list-style:none!important;float:left;width:320px;height:320px;margin:0;padding:0}@media(max-width:600px){.simply-scroll-list  li{max-width:150px;max-height:150px}}.simply-scroll-list  li  img{display:block}.instafeed{padding:0;margin:0  auto;list-style:none}@media(min-width:768px){.instafeed.row_inline{letter-spacing:-.40em}.instafeed.row_inline>.col{letter-spacing:normal;vertical-align:top;display:inline-block;float:none;margin-bottom:5%}.instafeed.row_inline  .span_3:nth-child(4n+1){margin-left:0}}.gutters  .instafeed  li{margin-bottom:2%}.instafeed  a{display:block;position:relative;z-index:1;max-width:320px;width:100%;margin:auto;overflow:hidden}.instafeed  img{max-width:100%}.instafeed  a:hover:before{opacity:.3}.instafeed  a:before{content:"";display:block;position:absolute;top:0;left:0;right:0;bottom:0;margin:auto;background:#000;opacity:0;width:100%;height:100%;z-index:1;-webkit-transition:opacity .3s;transition:opacity .3s}.instafeed  .insta_options{position:absolute;left:0;bottom:0;background:rgba(255,255,255,0.8);padding:5px  15px  5px  10px}.instafeed  .insta_options>*{padding-left:24px;padding:0  0  0  20px;letter-spacing:normal;display:inline-block}.instafeed  .insta_likes{background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAABGdBTUEAALGPC/xhBQAAAAFzUkdCAK7OHOkAAAAwUExURUxpcScnJyYmJiYmJiYmJiYmJjc3NyYmJisrKykpKScnJyYmJicnJycnJygoKCYmJmxIum0AAAAPdFJOUwA59+2ezQi2FijfWHxuSuTgmQ8AAAC5SURBVBjTY2DADTiOKtcxMDw3imkAcoT///9flg4kDBkYGO0LMy59r9dtE/8swMD1BSQAZDD4L2DYHwBUKqQIJFh/M9RvANI8B4AE93cG+wkwYzk/M+g3wO34hCpTfwDG4fnOsH8ZjJP1myH1C4zjH8bAae8AYbN8BuoWgkr5gyzm03cDsVM+PQBRwl+BVnHEG0LMX7+SgWHWL6h9rZ82cOtHQM1k8//i/yUBZgOv/qcLiHAQDcQMGwBuKThRBS2vugAAAABJRU5ErkJggg==) no-repeat  left  center;background-size:15px}.instafeed  .insta_comments{background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABgAAAAYBAMAAAASWSDLAAAABGdBTUEAALGPC/xhBQAAAAFzUkdCAK7OHOkAAAAtUExURUxpcTMzMyYmJi0tLSgoKCcnJyYmJiYmJicnJyYmJiYmJiYmJigoKCYmJiYmJs+EB0kAAAAOdFJOUwAIzhU3W6rtat3ywSd9JXSurwAAALRJREFUGNNjYEADjGFaRakCUPatd0BQC+EZvdt60CT63WYQm3neFBDl+dwASAo9Aitg3rcRSPZNhmi1fAvUvs4BwmF5LsDA+hpmg14AA9sLGKcvgYHzDYzjp8DA/hjGsStg4HoI50xgYHqCpIztKZIBHI+QjGZeFwBh8wAtZehbA3UByHa2lwegMiC/6S0FsU8EzwM5UuydqqNJE9CzF0CC7SBvl2W92wAOhDZQgDD6JqAEEwAmgjl3VNQKiwAAAABJRU5ErkJggg==) no-repeat  left  center;margin-left:10px;background-size:15px}.instafeed  .insta_image{position:absolute;z-index:0;left:-300%;top:-300%;max-width:none;right:-300%;bottom:-300%;color:-transparent;margin:auto}</style>
<style type="text/css">
#pageeditblock .instagram_xaas {
  display: block !important;
  background: red;
  opacity: .7;
  padding: 20px
}
</style>
<div class="instagram_xaas" style="display: none;"><span style=" color: #fff; ">インスタグラムパーツのタグが入っています。<br>
  このフリーエリアパーツは削除しないでください。</span></div>

参考

設置例: https://www.kanedaya-lichtmuhle.jp/
大元: Instagram Graph API

注意

ROOKのページ編集画面で中身のソースが飛び出たときはタグがおかしくなっています。その場合編集画面でレイアウト崩れが起きるので、何が違うか確認してください。