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`='8704bc89412ca6f1a1badaeaada7b5d3',`time`='1711630411',`ip`='18.234.139.149',`location`='/showthread.php?tid=165485',`useragent`='claudebot',`location1`='9',`location2`='165485',`nopermission`='0'