SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InNXODBMdExScnM0QTdSVzNFLzhXV3c9PSIsInZhbHVlIjoicXJJeGw2c3R2WGkrby96V25TQ1NRdz09IiwibWFjIjoiYWE4ZDc4MjQyYTMwNDY0YzVjNjc0ZTAwMDExYWM5MjIwM2MwNjVjZDdlZTdmZjRhNjk5YWE1OWEyMTk4MGE4ZSIsInRhZyI6IiJ9 limit 1)