MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1062 - Duplicate entry '0' for key 'uid'
Query:
REPLACE INTO mybb_sessions SET `uid`='0',`sid`='c6e6e61f3125f48bc3052ee37486a8e8',`time`='1711719243',`ip`='54.210.224.114',`location`='/showthread.php?tid=4&pid=75&mode=threaded',`useragent`='claudebot',`location1`='3',`location2`='4',`nopermission`='0'