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`='7f58d35cb5cf9b3cac6696b3603f9de3',`time`='1711632096',`ip`='44.200.210.43',`location`='/showthread.php?mode=linear&tid=9&pid=32',`useragent`='claudebot',`location1`='3',`location2`='9',`nopermission`='0'