SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IlI5WHVHdWpCUys1SGR3eHRxNmZIVEE9PSIsInZhbHVlIjoiUDVrS3hzT0FiRU91dXl1RWxNcGFaUT09IiwibWFjIjoiN2NhZmQzNzI2MWFmYTRmY2NjNTlhZDE2NTM5NWIwMzhmNjZjNWVmYjBkNGU0NWZmOTYxNzUwN2I0YzJjNWYxMiIsInRhZyI6IiJ9 limit 1)