Discuz! Database Error

(145) Table '.\newbbs\forum_postcache' is marked as crashed and should be repaired

SELECT * FROM forum_postcache WHERE `pid` IN('5738713','5738716','5738727','5738732','5738738','5738758','5738794','5738799','5738840','5738850','5738867','5738960','5738972','5739157','5739162','5739175','5739181','5739185','5739186','5739217')

PHP Debug

No.	File	Line	Code
1	forum.php	67	require(%s)
2	source/module/forum/forum_viewthread.php	875	discuz_table->fetch_all(Array)
3	source/class/discuz/discuz_table.php	110	discuz_database::query(%s)
4	source/class/discuz/discuz_database.php	139	db_driver_mysql->query(%s, false, false)
5	source/class/db/db_driver_mysql.php	152	db_driver_mysql->halt(%s, %d, %s)
6	source/class/db/db_driver_mysql.php	223	break()