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_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    83129, 90085, 91309, 92146, 83994, 83995, 
    83996, 83997, 92018, 92106, 89012, 
    91302, 91371, 91373, 86382, 89192, 
    85541, 91370, 92003, 92004, 92005, 
    92006, 92007, 92008, 92009, 92091, 
    92092, 92093, 92094, 92095, 92096, 
    92097, 92203, 92449, 91381, 91383, 
    83113, 83123, 83990, 83991, 83992, 
    83993, 89614, 89627, 83100, 85532, 
    91294, 84106
  )

Query time 0.00094

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "21.67"
    },
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": [
        "PRIMARY"
      ],
      "key": "PRIMARY",
      "used_key_parts": [
        "product_id"
      ],
      "key_length": "3",
      "rows_examined_per_scan": 48,
      "rows_produced_per_join": 48,
      "filtered": "100.00",
      "cost_info": {
        "read_cost": "16.87",
        "eval_cost": "4.80",
        "prefix_cost": "21.67",
        "data_read_per_join": "230K"
      },
      "used_columns": [
        "product_id",
        "product_code",
        "product_type",
        "status",
        "company_id",
        "list_price",
        "amount",
        "weight",
        "length",
        "width",
        "height",
        "shipping_freight",
        "low_avail_limit",
        "timestamp",
        "updated_timestamp",
        "usergroup_ids",
        "is_edp",
        "edp_shipping",
        "unlimited_download",
        "tracking",
        "free_shipping",
        "zero_price_action",
        "is_pbp",
        "is_op",
        "is_oper",
        "is_returnable",
        "return_period",
        "avail_since",
        "out_of_stock_actions",
        "localization",
        "min_qty",
        "max_qty",
        "qty_step",
        "list_qty_count",
        "tax_ids",
        "age_verification",
        "age_limit",
        "options_type",
        "exceptions_type",
        "details_layout",
        "shipping_params",
        "facebook_obj_type",
        "parent_product_id",
        "buy_now_url",
        "my_supplier_id",
        "supplier_amount",
        "manufacturer_code",
        "supplier_access_time",
        "rf_stop_update_price",
        "rf_stop_update_amount",
        "rf_stop_update_status",
        "rf_cost"
      ],
      "attached_condition": "(`nuie_scalesta_net`.`cscart_products`.`product_id` in (83129,90085,91309,92146,83994,83995,83996,83997,92018,92106,89012,91302,91371,91373,86382,89192,85541,91370,92003,92004,92005,92006,92007,92008,92009,92091,92092,92093,92094,92095,92096,92097,92203,92449,91381,91383,83113,83123,83990,83991,83992,83993,89614,89627,83100,85532,91294,84106))"
    }
  }
}