MySQL Error Occurred

Error Message:
145: Table './mygr9738_cc4/CubeCart_sessions' is marked as crashed and should be repaired

SQL:
INSERT INTO CubeCart_sessions (`sessId`,`timeStart`,`timeLast`,`customer_id`,`ip`,`browser`) VALUES ('8hd5gnbcu94cbtuapgl03vsc93','1422704083','1422704083',0,'54.161.192.43','CCBot/2.0 (http://commoncrawl.org/faq/)');