MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '1749555140-216.73.216.95-0' for key 'datetime'
Query:
UPDATE mybb_lastvisitors SET `ip`='216.73.216.95', `port`='49995', `proxy`='1', `uid`='0', `username`='', `datetime`='1749555140', `referrer`='http://www.mybbcodes.com/showthread.php?action=nextoldest&tid=2712', `url`='/showthread.php?tid=2711&pid=15508', `info`='Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)' WHERE ip='217.113.194.200' AND datetime='1749555091'