Ok, found your error.
Keys are primary at your database, so you can't have two keys of the same value being inserted into player_storage.
(2,'0','{[\"subType\"] = 1, [\"type\"] = 1}') will go to key '0', but (2,'banConfig','{[\"subType\"] = 1, [\"type\"] = 1}') will too, so you're receiving an...