MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '1749479490-216.73.216.62-0' for key 'datetime'
Query:
UPDATE mybb_lastvisitors SET `ip`='216.73.216.62', `port`='35042', `proxy`='1', `uid`='0', `username`='', `datetime`='1749479490', `referrer`='http://www.mybbcodes.com/showthread.php?action=newpost&tid=6380', `url`='/showthread.php?tid=6380&pid=20613', `info`='Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)' WHERE ip='44.223.115.10' AND datetime='1749479436'