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`='7ef5ba99eae1aec534ba4b9122d4e919',`time`='1711633452',`ip`='18.206.12.31',`location`='/showthread.php?tid=166116&pid=637508',`useragent`='claudebot',`location1`='3',`location2`='166116',`nopermission`='0'