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 (compatible; Baiduspider/2.0; +http://www.baidu.com/search/spider.html)', '180.76.15.26', NULL )