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 (
    280, 689, 281, 283, 286, 287, 501, 289, 
    288, 291, 483, 293, 294, 295, 296, 641, 
    298, 299, 300, 577, 301, 302, 646, 498, 
    304, 306, 307, 514
  ) 
  AND cscart_product_review_prepared_data.storefront_id = 0

Query time 0.00390

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_product_review_prepared_data",
      "access_type": "ALL",
      "possible_keys": ["PRIMARY"],
      "rows": 133,
      "filtered": 21.05263138,
      "attached_condition": "cscart_product_review_prepared_data.storefront_id = 0 and cscart_product_review_prepared_data.product_id in (280,689,281,283,286,287,501,289,288,291,483,293,294,295,296,641,298,299,300,577,301,302,646,498,304,306,307,514)"
    }
  }
}

Result

product_id average_rating reviews_count
291 0.00 1
302 0.00 1
281 0.00 1
289 0.00 1
295 5.00 1
301 0.00 2
304 0.00 1
306 3.00 3
307 1.67 3
498 4.00 2
501 5.00 1
577 5.00 2