MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='6108be3d356c6f137bb06e3ef9009336',`time`=1711639785,`ip`=X'12d56ea2',`location`='/showthread.php?tid=328&pid=1967',`useragent`='claudebot',`location1`=8,`location2`=328,`nopermission`=0