FireStats error : Database error: Table './donline/st_firestats_pending_data' is marked as crashed and should be repaired

MySQL Version: 5.6.25-log
SQL Query:
INSERT DELAYED INTO `st_firestats_pending_data` ( `timestamp`, `site_id` , `url` , `referrer` , `useragent` , `ip`, `type` ) VALUES ( NOW(), '1', 'http://www.docentesonline.com/blog/colegio-online-y-validacion-de-estudios-en-chile', '', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.90 Safari/537.36', '133.130.58.190', NULL )