SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkgyRDRyZjFtK1BrTUw1QjJhYjE4WkE9PSIsInZhbHVlIjoidHNBM2RucTNYZDN3UlVPNGZFVjhyUT09IiwibWFjIjoiZTk4YzNjYzBmMTYyYmQ4NmMzYjU0YTVkMDZjOTRjYjY4OGIzZGMzNWJhMDc5Zjk3NTY3OGQyMGU5NmZkZDBkMSIsInRhZyI6IiJ9 limit 1)