SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImNyWDBsLzZ4bFlHelZQckp2TW56anc9PSIsInZhbHVlIjoic0NvTmJ2elpFREpMVVh4K2k3SldOdz09IiwibWFjIjoiMmU2Y2JiOGZjODcxYjcxYWRmNDM3YWY3Zjg4MWJlMDU2MWZkNjJlNzYyNmUyMjhhM2YzNjA1ZTExNzViMDk3OCIsInRhZyI6IiJ9 limit 1)