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 
  cscart_seo_names.object_id AS product_id, 
  cscart_seo_names.name AS seo_name, 
  cscart_seo_names.path AS seo_path 
FROM 
  cscart_seo_names 
WHERE 
  cscart_seo_names.object_id IN (
    91817, 91818, 91819, 91820, 91821, 91822, 
    91823, 91824, 91825, 91826, 91827, 
    91828, 91829, 91830, 91831, 91832, 
    91833, 91834, 91835, 91708, 91709, 
    91710, 91711, 91712, 91713, 91714, 
    91715, 91716, 91717, 91718
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00093

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "13.52"
    },
    "table": {
      "table_name": "cscart_seo_names",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY",
        "dispatch"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "object_id",
        "type",
        "dispatch",
        "lang_code"
      ],
      "key_length": "206",
      "rows_examined_per_scan": 30,
      "rows_produced_per_join": 30,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "10.52",
        "eval_cost": "3.00",
        "prefix_cost": "13.52",
        "data_read_per_join": "50K"
      },
      "used_columns": [
        "name",
        "object_id",
        "type",
        "dispatch",
        "path",
        "lang_code"
      ],
      "attached_condition": "((`nuie_scalesta_net`.`cscart_seo_names`.`object_id` in (91817,91818,91819,91820,91821,91822,91823,91824,91825,91826,91827,91828,91829,91830,91831,91832,91833,91834,91835,91708,91709,91710,91711,91712,91713,91714,91715,91716,91717,91718)) and (`nuie_scalesta_net`.`cscart_seo_names`.`type` = 'p') and (`nuie_scalesta_net`.`cscart_seo_names`.`dispatch` = '') and (`nuie_scalesta_net`.`cscart_seo_names`.`lang_code` = 'en'))"
    }
  }
}