SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6InV6bnQ0TkN6c3dMOU1aNXZFbkQvRlE9PSIsInZhbHVlIjoiQ29mZFVNTEZkL1d5aTY2bzgzOHZyQT09IiwibWFjIjoiZDQzYTY5YWVlMzNhYjVjNmVmMmQ0NDlhOGI4OTA5NzViYTk1Mzc3MTEwODVkNWI0NTAzNTc0Njk5NGM5NzUwNCIsInRhZyI6IiJ9 limit 1)