SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjcwTzNYbmhJMFdQNGEwTmhNUTBnSnc9PSIsInZhbHVlIjoia3NCZzJMU3k1QUh4N2dldWx2UzVZQT09IiwibWFjIjoiYjkwODE5ZTViOTY0M2VkNDZjZTkyZTg4MzU1NTMzZmViNTU3YTlhZjQ0YzA2NmUzMzZjNDFjMWM5OWM1NzU5ZCIsInRhZyI6IiJ9 limit 1)