SELECT 
  cscart_product_review_prepared_data.product_id AS product_id, 
  cscart_product_review_prepared_data.average_rating AS average_rating, 
  cscart_product_review_prepared_data.reviews_count AS reviews_count 
FROM 
  cscart_product_review_prepared_data 
WHERE 
  cscart_product_review_prepared_data.product_id IN (
    13860, 13439, 13440, 14041, 13441, 13876, 
    13879, 15167, 16346, 14032, 14033, 
    14034, 16334, 16348, 13442, 13443, 
    15749, 14660, 13444, 14149, 14650, 
    14024, 13896, 16347
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00034

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.0175378,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_product_review_prepared_data",
          "access_type": "ALL",
          "possible_keys": ["PRIMARY"],
          "loops": 1,
          "rows": 41,
          "cost": 0.0175378,
          "filtered": 58.53658676,
          "attached_condition": "cscart_product_review_prepared_data.storefront_id = 0 and cscart_product_review_prepared_data.product_id in (13860,13439,13440,14041,13441,13876,13879,15167,16346,14032,14033,14034,16334,16348,13442,13443,15749,14660,13444,14149,14650,14024,13896,16347)"
        }
      }
    ]
  }
}