PHP Deprecated

Message

unserialize(): Passing null to parameter #1 ($data) of type string is deprecated

Error at

app/addons/hybrid_auth/func.php, line: 200

Backtrace

SELECT 
  a.*, 
  b.option_name, 
  b.internal_option_name, 
  b.option_text, 
  b.description, 
  b.inner_hint, 
  b.incorrect_message, 
  b.comment 
FROM 
  cscart_product_options as a 
  LEFT JOIN cscart_product_options_descriptions as b ON a.option_id = b.option_id 
  AND b.lang_code = 'en' 
WHERE 
  a.product_id IN (
    100089, 100090, 100091, 100092, 100093, 
    100094, 100095, 100096, 100097, 100098, 
    100099, 100100, 100101, 100102, 100103, 
    100104, 100105, 100106, 100107, 100108, 
    100109, 100110, 100111, 100112, 100113, 
    100114, 100115, 100116, 100117, 100118, 
    100119, 100120, 100121, 100122, 100123, 
    100124, 100125, 100126, 100127, 100128, 
    100129, 100130, 100131, 100132, 100133, 
    100134, 100135, 100136, 100137, 100138
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position

Query time 0.00050

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.70"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "1.00"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "a",
            "access_type": "ALL",
            "possible_keys": [
              "c_status"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.25",
              "eval_cost": "0.10",
              "prefix_cost": "0.35",
              "data_read_per_join": "2K"
            },
            "used_columns": [
              "option_id",
              "product_id",
              "company_id",
              "option_type",
              "regexp",
              "required",
              "multiupload",
              "allowed_extensions",
              "max_file_size",
              "missing_variants_handling",
              "status",
              "position",
              "value"
            ],
            "attached_condition": "((`nuie_scalesta_net`.`a`.`product_id` in (100089,100090,100091,100092,100093,100094,100095,100096,100097,100098,100099,100100,100101,100102,100103,100104,100105,100106,100107,100108,100109,100110,100111,100112,100113,100114,100115,100116,100117,100118,100119,100120,100121,100122,100123,100124,100125,100126,100127,100128,100129,100130,100131,100132,100133,100134,100135,100136,100137,100138)) and (`nuie_scalesta_net`.`a`.`status` = 'A'))"
          }
        },
        {
          "table": {
            "table_name": "b",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "option_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "nuie_scalesta_net.a.option_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 1,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.25",
              "eval_cost": "0.10",
              "prefix_cost": "0.70",
              "data_read_per_join": "3K"
            },
            "used_columns": [
              "option_id",
              "lang_code",
              "option_name",
              "internal_option_name",
              "option_text",
              "description",
              "comment",
              "inner_hint",
              "incorrect_message"
            ]
          }
        }
      ]
    }
  }
}