MySQL Error Occurred

Error Message:
145: Table './neo_neo/CubeCart_sessions' is marked as crashed and should be repaired

SQL:
INSERT INTO `CubeCart_sessions` (`sessId`,`timeStart`,`timeLast`,`customer_id`,`ip`,`browser`) VALUES ('34431848346dd23f8ac0d99c1b4ad7ff','1414231847','1414231847',0,'54.87.15.219','CCBot/2.0 (http://commoncrawl.org/faq/)');