1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', '7f7c795ec867c5c44ed1b1b5a9757bdc', '35.170.54.171', '1711690971', '1711690971', '/products_new.php?XTCsid=a451af72c17a970910eac808a75b0ae1')

[XT SQL Error]