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`='87a1a10524e9fcf30a9b8d094e6976d5',`time`=1711617032,`ip`=X'2ccd0541',`location`='/showthread.php?tid=674&pid=6157',`useragent`='claudebot',`location1`=7,`location2`=674,`nopermission`=0