SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjZSVmZRME1lWCtFeGJzK0tJUWFLT2c9PSIsInZhbHVlIjoiUmJSSU1adUNOVEp0eVkwNnNhMDVzZz09IiwibWFjIjoiNjg1MjczYjM2NWEzMTljYzlmZWIzY2QxMDA0NmFkNDRiYzAwOTVhNTMzNTg5Yzc1Nzg4MTY4MWFkOWU1M2MxMSIsInRhZyI6IiJ9 limit 1)