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`='c63f1e902da13bf614ef01bb235f2c0b',`time`=1711688278,`ip`=X'12cd4377',`location`='/showthread.php?tid=399&pid=2797',`useragent`='claudebot',`location1`=28,`location2`=399,`nopermission`=0