SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjE1c0JRb1JReElFWmN3MzZBSTNoc1E9PSIsInZhbHVlIjoibWlBK0s5UzFEeEVWeVR4Z1piOUxNQT09IiwibWFjIjoiZTU4NmZmMzQ5YzIwZGJiNWVkN2M0NGY2ZDBkZWFkZTJlOGYyMWFjNTg2NTc5NGJlODViYmFkYjJhYzI1YmM3MCIsInRhZyI6IiJ9 limit 1)