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`='c21840920d1cfbcb38a79035a1294a9b',`time`=1711638838,`ip`=X'03ecd67b',`location`='/showthread.php?tid=555&action=newpost',`useragent`='claudebot',`location1`=6,`location2`=555,`nopermission`=0