SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkNJWC9xcWJsZU8zZkRyMXNvaE1Pbnc9PSIsInZhbHVlIjoiZzJrUnRqY2YwVmFSMjFwckxnSVNLUT09IiwibWFjIjoiYjNlODhiM2M2NTBkZjUyZTZiYzYwMGQ2MmJhYzU0YjRkMjdlZDNlNmEzNDI4NzJjMjgyMTVkNTJkZGZjZjRkMSIsInRhZyI6IiJ9 limit 1)