SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InlQOGFxTGNuRWdlMUs2TnBza25TdWc9PSIsInZhbHVlIjoiOUFpUVlQMFY2REtNQ3VKT012M1pkZz09IiwibWFjIjoiYjZkODZlY2FhNWM3N2EyMDFmNWMxYmU4MzZhYWUzNDVlYjU4NjhjY2I5MmRlZGMwZTViOWFmYjI5YWZhMGQ4OCIsInRhZyI6IiJ9 limit 1)