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`='235a803ccc1e7afa61fa95c1e968aad7',`time`='1711625938',`ip`='54.198.37.250',`location`='/showthread.php?tid=142262&action=lastpost',`useragent`='claudebot',`location1`='4',`location2`='142262',`nopermission`='0'