SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6IjQrOUs2WXF3QjlDUk5KSkpLL1UvUWc9PSIsInZhbHVlIjoibWVseGlmUzNUb24vb1FOR1prRThQZz09IiwibWFjIjoiZDI0MWM4ZTI0NWE5Yzg2MDVlYmY5Y2VkZjFkZDhhY2NlMWZjMjkwNTk2ODU3YWMyMTQxY2U3YjA0YWExMjJlMiIsInRhZyI6IiJ9 limit 1)