Discuz! Database Error

(145) Table './aojiaozero/forum_postcache' is marked as crashed and should be repaired

SELECT * FROM forum_postcache WHERE `pid` IN('2273369','2271292','2271388','2271414','2271642','2271986','2272895','2273482','2273700','2273786','2273832','2273884','2273916','2273941','2273992','2274004','2274018','2274141','2274164','2274173')

PHP Debug

No.	File	Line	Code
1	archiver/index.php	28	include(%s)
2	forum.php	67	require(%s)
3	source/module/forum/forum_viewthread.php	880	discuz_table->fetch_all(Array)
4	source/class/discuz/discuz_table.php	110	discuz_database::query(%s)
5	source/class/discuz/discuz_database.php	142	db_driver_mysqli->query(%s, false, false)
6	source/class/db/db_driver_mysqli.php	148	db_driver_mysqli->halt(%s, %d, %s)
7	source/class/db/db_driver_mysqli.php	223	break()