SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IkZLWXNiQ3J6eUUxZkVXeVl3K1FUUFE9PSIsInZhbHVlIjoiZ2FoWkJ6Y3NuWS9TU3I1cGV2QlFBZz09IiwibWFjIjoiMjljNzNkYmVjZmE4ZTJkNTMxM2YwNWYzNDNlYzY3NjRkYWI1YzU2YjQ3YTFhYjc1MGQwNWFlOWE2YTBlZTI1NyIsInRhZyI6IiJ9 limit 1)