SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkhPWlZpaE40MytwZUNJOVYxdDdZaFE9PSIsInZhbHVlIjoiM2swRzBjWXhrTnVBdHBxZU9JdFBGQT09IiwibWFjIjoiNzFmMDU0YjJhZDgzZjI1YTY0NjFhMTY4ZDEwMTJlYzRmYjM4YjgwMDkwYzM0OWJjM2M2M2MxNzllZmZkODY4NyIsInRhZyI6IiJ9 limit 1)