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`='74c556c40310e181032c711adc4c994c',`time`='1711615320',`ip`='3.91.8.23',`location`='/showthread.php?tid=165976&pid=637017',`useragent`='claudebot',`location1`='15',`location2`='165976',`nopermission`='0'