SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlVGZkh6RjlHUGg4M05kMGtybnIrY3c9PSIsInZhbHVlIjoiWHd4ZHFrRHUwZUFlcUwzdHIxUEdTQT09IiwibWFjIjoiMDYyMWI5NGM1MmNiYTc0MzI5M2M4NGVkNDdiNzhlNDZkYzYwZDdjYzEzNDE2MTM4ZDBjNWYyZjMzNTBkN2M5MSIsInRhZyI6IiJ9 limit 1)