求助！论坛安装完毕，进不了首页

Error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'extcredits1\'']'',
''creditsformulaexp'' => '''',
''creditspolicy'' =>
ar' at line 1
Errno.: 1064
Discuz! info: MySQL Query Error

Time: 2008-3-14 9:49am
Script: /index.php

SQL: REPLACE INTO [Table]caches (cachename, type, dateline, data) VALUES ('settings', '1', '1205459371', '$_DCACHE[''settings''] = array (
''accessemail'' => '''',
''adminipaccess'' => '''',
''allowcsscache'' => ''1'',
''archiverstatus'' => ''1'',
''attachbanperiods'' => '''',
''attachimgpost'' => ''1'',
''attachrefcheck'' => ''0'',
''attachsave'' => ''3'',
''authkey'' => ''33c111dcES8bvTUM'',
''bannedmessages'' => ''1'',
''bbclosed'' => '''',
''bbinsert'' => ''1'',
''bbname'' => ''Discuz! Board'',
''bdaystatus'' => ''0'',
''boardlicensed'' => ''0'',
''censoremail'' => '''',
''censoruser'' => '''',
''creditsformula'' => ''$member[\''extcredits1\'']'',
''creditsformulaexp'' => '''',
''creditspolicy'' =>
array (