SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjVIWDFCdkJ2WGNTRHJKUnJYKzNlYmc9PSIsInZhbHVlIjoiekJoZXpUMUcyQWxuSlVrUTZWUkF1dz09IiwibWFjIjoiYTJlODAxNzA5MmMzZDFhNjBjY2E1NzI3OGI3YzZmY2IxZDdlNmU1MjlkMWE5MmRmZDcyMTY2NTJhZTZkMDkzZCIsInRhZyI6IiJ9 limit 1)