SQLSTATE[08004] [1040] Too many connections (SQL: select * from `categories` where `id` = eyJpdiI6ImxzL0VpUUtTYml2eVV5bWZSdTNMY0E9PSIsInZhbHVlIjoidERUUk5SSWJwVGRUaXhQa2Y5SmFGZz09IiwibWFjIjoiNTJlYzExMDM0NDE2ZjhhMzY5NmJhYzQ0NWE5ZWZiMDg2NmFmMTcxYTY0Y2I3YjMxOGM4YzJiZjg0MzAzM2JjNiIsInRhZyI6IiJ9 limit 1)