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`='01dba3971a8cf1a1360392104ee35db1',`time`='1711672261',`ip`='3.235.46.191',`location`='/showthread.php?tid=4&pid=64&mode=threaded',`useragent`='claudebot',`location1`='3',`location2`='4',`nopermission`='0'