Discuz! Database Error

(145) Table './ymwz88_com/forum_threadaddviews' is marked as crashed and should be repaired

SELECT * FROM forum_threadaddviews WHERE `tid` IN('639738','639737','639736','639735','639734','639733','639732','639731','639730','639729','639728','639727','639726','639725','639724','639723','639722','639721','639720','639719')

PHP Debug

No.	File	Line	Code
1	forum.php	67	require(%s)
2	source/module/forum/forum_forumdisplay.php	854	discuz_table->fetch_all()
3	source/class/discuz/discuz_table.php	110	discuz_database::query()
4	source/class/discuz/discuz_database.php	142	db_driver_mysqli->query()
5	source/class/db/db_driver_mysqli.php	148	db_driver_mysqli->halt()
6	source/class/db/db_driver_mysqli.php	223	break()