SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IldhMlYwc3JWUTNtODBVQ09TWjc2aHc9PSIsInZhbHVlIjoidFd4aDVESjVxTklaY011NUh0b0ZpQT09IiwibWFjIjoiOTc5NDY3YWZhZTg3Yjc4NzBhMDVkMDE1OGRlNWExNGRiYWFlNzQ0ZTIwYTMwNzFjZTY4MTY5MmNlYzUyMWI4NiIsInRhZyI6IiJ9 limit 1)