SELECT 
  * 
FROM 
  jmj_product_feature_variants 
WHERE 
  variant_id IN (
    3155, 3232, 3246, 3247, 2103, 2104, 2105, 
    2106, 2108, 2109, 2110, 2112, 2113, 
    2114, 2115, 2116, 2117, 2118, 2120, 
    2122, 2123, 2124, 2125, 2127, 2128, 
    2129, 2130, 2131, 2133, 2135, 2136, 
    2137, 2138, 2139, 2140, 2141, 2142, 
    2143, 2144, 2145, 2146, 2147, 2148, 
    2149, 2150, 2151, 2153, 2155, 2161, 
    2162, 2163, 2164, 2165, 2166, 2167, 
    2168, 2170, 2172, 2173, 2176, 2179, 
    2184, 2186, 2187, 2188, 2189, 2190, 
    2191, 2192, 2193, 2194, 2195, 2196, 
    2197, 2198, 2200, 2202, 2203, 2204, 
    2205, 2207, 2208, 2209, 2210, 2211, 
    2219, 2220, 2221, 2222, 2223, 2224, 
    2225, 2226, 2227, 2228, 2229, 2234, 
    2235, 2237, 766
  )

Query time 0.01114

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "240.01"
    },
    "table": {
      "table_name": "jmj_product_feature_variants",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "variant_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 100,
      "rows_produced_per_join": 100,
      "filtered": "100.00",
      "index_condition": "(`jmj_test`.`jmj_product_feature_variants`.`variant_id` in (3155,3232,3246,3247,2103,2104,2105,2106,2108,2109,2110,2112,2113,2114,2115,2116,2117,2118,2120,2122,2123,2124,2125,2127,2128,2129,2130,2131,2133,2135,2136,2137,2138,2139,2140,2141,2142,2143,2144,2145,2146,2147,2148,2149,2150,2151,2153,2155,2161,2162,2163,2164,2165,2166,2167,2168,2170,2172,2173,2176,2179,2184,2186,2187,2188,2189,2190,2191,2192,2193,2194,2195,2196,2197,2198,2200,2202,2203,2204,2205,2207,2208,2209,2210,2211,2219,2220,2221,2222,2223,2224,2225,2226,2227,2228,2229,2234,2235,2237,766))",
      "cost_info": {
        "read_cost": "220.01",
        "eval_cost": "20.00",
        "prefix_cost": "240.01",
        "data_read_per_join": "154K"
      },
      "used_columns": [
        "variant_id",
        "feature_id",
        "url",
        "color",
        "position",
        "abt__ut2_color_style",
        "abt__ut2_multicolor"
      ]
    }
  }
}