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 
  * 
FROM 
  cscart_hybrid_auth_providers 
WHERE 
  1 
  AND status = 'A' 
ORDER BY 
  position

Query time 0.00022

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.45"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "1.00"
      },
      "table": {
        "table_name": "cscart_hybrid_auth_providers",
        "access_type": "ALL",
        "rows_examined_per_scan": 2,
        "rows_produced_per_join": 1,
        "filtered": "50.00",
        "cost_info": {
          "read_cost": "0.35",
          "eval_cost": "0.10",
          "prefix_cost": "0.45",
          "data_read_per_join": "3K"
        },
        "used_columns": [
          "provider_id",
          "name",
          "company_id",
          "provider",
          "position",
          "app_id",
          "app_secret_key",
          "app_public_key",
          "app_params",
          "status"
        ],
        "attached_condition": "(`nuie_scalesta_net`.`cscart_hybrid_auth_providers`.`status` = 'A')"
      }
    }
  }
}