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 (
    1335, 1338, 1233, 1324, 1323, 1081, 1326, 
    1325, 1333, 1082, 1321, 1330, 1331, 
    1329, 1334, 1337, 1339, 1340, 1343, 
    399, 1299, 1810, 1811, 2918
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00020

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.0149298,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_product_review_prepared_data",
          "access_type": "ALL",
          "possible_keys": ["PRIMARY"],
          "loops": 1,
          "rows": 25,
          "cost": 0.0149298,
          "filtered": 96,
          "attached_condition": "cscart_product_review_prepared_data.storefront_id = 0 and cscart_product_review_prepared_data.product_id in (1335,1338,1233,1324,1323,1081,1326,1325,1333,1082,1321,1330,1331,1329,1334,1337,1339,1340,1343,399,1299,1810,1811,2918)"
        }
      }
    ]
  }
}