SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjRFVERNdE9XaDJwbFk2eUhac1p3NlE9PSIsInZhbHVlIjoiWGZkOHNhSFFjOE5kOWNiYUR5d2Evdz09IiwibWFjIjoiNGY4MGE5MjY0OGU0OTRlNGIwODFlNDExZDI5M2I4ZWRhODE0YmZmM2U3ZDFjMTI1OTg5ZDU3ZTFjMzBkN2IxNiIsInRhZyI6IiJ9 limit 1)