MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
1114 - The table 'mybb_sessions' is full
Query:
REPLACE INTO mybb_sessions SET `uid`='0',`sid`='612dd6f8d9283b0db5d75f124584d806',`time`='1711628819',`ip`='52.90.50.252',`location`='/newreply.php?tid=45662&pid=186542',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'