MySQL Error Occurred

Error Message:
145: Table './web142@002dcc4stock/CubeCart_sessions' is marked as crashed and should be repaired

SQL:
INSERT INTO `CubeCart_sessions` (`sessId`,`timeStart`,`timeLast`,`customer_id`,`ip`,`browser`) VALUES ('msmt89nsu9aqb6vmif6iqh0ji3','1455277754','1455277754',0,'50.17.16.177','CCBot/2.0 (http://commoncrawl.org/faq/)');