SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlVqQWxPTWhpVFVBLzZUSDdlM09sRnc9PSIsInZhbHVlIjoiWXl4K1l0WFNUbENuenFYbk1kdnJ4UT09IiwibWFjIjoiZmUyZTMxZGZmMTg5NmEwODIyNWFiMzQwMWFkZDg2NTI5ZGFjNDljNjMzZmY0YWFlNTlmMDZiMTk3Y2U3YzA3MiIsInRhZyI6IiJ9 limit 1)