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', 'a2cf27d6004be4d80d9f31f8e0771932', '34.236.216.93', '1571245201', '1571245201', '/', '')

[XT SQL Error]