MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '1753547279-216.73.216.20-0' for key 'datetime'
Query:
UPDATE mybb_lastvisitors SET `ip`='216.73.216.20', `port`='31101', `proxy`='1', `uid`='0', `username`='', `datetime`='1753547279', `referrer`='http://mybbcodes.com/showthread.php?action=newpost&tid=2537', `url`='/showthread.php?tid=2537&pid=15203', `info`='Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)' WHERE ip='217.113.194.196' AND datetime='1753547225'