SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkhJd3ZRdHlsbXdpUXM3YTFKNmFwbXc9PSIsInZhbHVlIjoiUDY0TVVnZllmaWlYeVJIKzlNWW54dz09IiwibWFjIjoiYTc5MDhkNjIyY2JlM2Y3NzU2YTVmNmZmZmM4NWUyZmVjYzNhNTIxZDUxYmRkYzFlOTNkZjE4ZTlkYzFlZmQxNCIsInRhZyI6IiJ9 limit 1)