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`='48692919c52184d97ab0cf6d1cb7bfb5',`time`=1711624619,`ip`=X'2cdeaf49',`location`='/showthread.php?tid=6745&action=newpost',`useragent`='claudebot',`location1`=5,`location2`=6745,`nopermission`=0