1054 - Unknown column 'http_referer' in 'field list'

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url, http_referer) values ('', 'Guest', 'af5e0b9f94f7176561bb3d1ccb47e232', '54.161.31.247', '1560886494', '1560886494', '/shop_content.php?coID=9', '')

[XT SQL Error]