MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '1751759995-216.73.216.199-0' for key 'datetime'
Query:
UPDATE mybb_lastvisitors SET `ip`='216.73.216.199', `port`='56265', `proxy`='1', `uid`='0', `username`='', `datetime`='1751759995', `referrer`='', `url`='/sendthread.php?tid=1288', `info`='Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)' WHERE ip='54.235.172.96' AND datetime='1751759951'