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`='2ac0a98dfc8f9bf9a1bf92c7a33013db',`time`='1711614755',`ip`='18.204.214.205',`location`='/showthread.php?tid=166504&action=nextoldest',`useragent`='claudebot',`location1`='19',`location2`='166504',`nopermission`='0'