1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', 'f6e94dd4eede0fd52238c8c272f1559c', '18.222.115.120', '1714046621', '1714046621', '/product_info.php/language/de/info/p3190_Aserbaidschan-Reliefkarte.html')

[XT SQL Error]