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`='ea8348183d2e67fca6545b325be1a14a',`time`='1711704514',`ip`='18.234.154.197',`location`='/showthread.php?tid=4&pid=64',`useragent`='claudebot',`location1`='3',`location2`='4',`nopermission`='0'