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`='052f5b12b37cd69cfd28df018b550b11',`time`='1711624205',`ip`='54.205.238.173',`location`='/showthread.php?mode=threaded&tid=166227&pid=637897',`useragent`='claudebot',`location1`='15',`location2`='166227',`nopermission`='0'