SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkUrUDRFRm5BVDRKZm9hUlBSdHpWNXc9PSIsInZhbHVlIjoiUG9GTFAycEo3NW5pdWovVDJvN0psdz09IiwibWFjIjoiNTgzYzNmZDBmMzk4YjhjOTU1ZjBjNTdjNTc2ZmZlMjE2YzE4ODVlZTBhZDRhY2IyY2IzMjM5MDZmNzZhMGU2ZCIsInRhZyI6IiJ9 limit 1)