1366 - Incorrect integer value: '' for column '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', 'hgh84he4gq6kqts4uvoe0c9ce4', '54.161.100.24', '1539668585', '1539668585', '/catalog/default.php?cPath=46_131&osCsid=5h29r0j38ra19k5p2421qba997')

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