SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InE5U0ZkUzJGa3pMem9VRlZ1NFBhRHc9PSIsInZhbHVlIjoiN1RkY09hbGFGcDZGdTBxcEVUeDVSZz09IiwibWFjIjoiNTAxOWNjN2QxYzYzMWY1MTFmN2Q4NTJkNDIwYzFlZTcwZTE4MGU4MzI3MWJjOGE1NzFhNjZkZmEwYzIxYjM5OCIsInRhZyI6IiJ9 limit 1)