Discuz! Database Error

(1064) 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 'OR title LIKE '%\xE6\xB1\xBD\xE8\xBD\xA6\xE5\x90\x8E\xE5\xB8\x82\xE5\x9C\xBA%')' at line 1
SELECT count(*) FROM keke_doc WHERE 1 AND state=3 AND ( OR title LIKE '%汽车后市场%')

PHP Debug

No.FileLineCode
1plugin.php47include(%s)
2source/plugin/keke_doc/keke_doc.inc.php114getDocList()
3source/plugin/keke_doc/function.php1040table_keke_doc->count_all()
4source/plugin/keke_doc/table/table_keke_doc.php40discuz_database::result_first()
5source/class/discuz/discuz_database.php123discuz_database::query()
6source/class/discuz/discuz_database.php142db_driver_mysqli->query()
7source/class/db/db_driver_mysqli.php148db_driver_mysqli->halt()
8source/class/db/db_driver_mysqli.php223break()
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