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`='e650617b04a8b452f063f2bc68b6ae06',`time`='1711616403',`ip`='3.91.8.23',`location`='/private.php?action=send&uid=199656',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'