썸네일 적용하면 쿼리수가 369로 늘어나요

{% extends "mall/base.html" %} 
{% load humanize %} 
{% load thumbnail %} 
{% block content %}

<div class="row">
  {% for product in product_list %}
  <div class="col-sm-6 col-lg-4">
    <div class="card">

      {% thumbnail product.photo "300x300" crop="center" as thumb %}
        <img src="{{ thumb.url }}" alt="{{ product.name }} 사진" class="card-img-top object-fit-cover"/>
      {% endthumbnail %}

      <div class="card-body">
        {{ product.category.name }}
        <div>
          <h5 class="text-truncate">{{ product.name }}</h5>
        </div>
        <div class="d-flex justify-content-between">
          <div>{{ product.price|intcomma }}원</div>
          <div>
            <a href="#" class="btn btn-primary">장바구니에 담기</a>
          </div>
        </div>
      </div>
    </div>
  </div>
  {% endfor %}
</div>

{% endblock %}