SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IktnRGdaVjNpclVpbVpseUhWVFF2eWc9PSIsInZhbHVlIjoiRDZydlhVTEh3UWE3NmhiWVIyME9wUT09IiwibWFjIjoiMTI4ZTNmNDg5YmU3N2I0MDBkOTQxZDAxY2UxZWE3MTA5M2RkNzAzZjc4YzFkZjc1ZTY2YTY3MjdjMmZmZjFlZCIsInRhZyI6IiJ9 limit 1)