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`='a7709aed840ccbb9a5e4d9f2a42f07d3',`time`='1711618382',`ip`='54.224.90.25',`location`='/search.php?action=finduser&uid=20173',`useragent`='claudebot',`location1`='0',`location2`='0',`nopermission`='0'