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 (
    65396, 65399, 65457, 66114, 66105, 66160, 
    66988, 66111, 66157, 66161
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00036

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "5.18"
    },
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id",
        "storefront_id"
      ],
      "key_length": "7",
      "rows_examined_per_scan": 10,
      "rows_produced_per_join": 10,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "4.18",
        "eval_cost": "1.00",
        "prefix_cost": "5.18",
        "data_read_per_join": "160"
      },
      "used_columns": [
        "product_id",
        "storefront_id",
        "average_rating",
        "reviews_count"
      ],
      "attached_condition": "((`cscart_db`.`cscart_product_review_prepared_data`.`storefront_id` = 0) and (`cscart_db`.`cscart_product_review_prepared_data`.`product_id` in (65396,65399,65457,66114,66105,66160,66988,66111,66157,66161)))"
    }
  }
}

Result

product_id average_rating reviews_count
65396 4.80 10
65399 4.75 4
65457 5.00 1
66105 5.00 2
66111 5.00 1
66114 5.00 4
66160 5.00 1
66161 5.00 1