MySQL Error:

MySQL Query Error: SELECT COUNT(*) FROM [dbpre]articles a WHERE city_id IN (0,1) AND status = 1 AND MATCH(`subject`) AGAINST('������������������') and CONCAT(`subject`,`keywords`) LIKE '%������������������%' Error description: Illegal mix of collations (gbk_chinese_ci,IMPLICIT) and (utf8_general_ci,COERCIBLE) for operation 'like'
Error number: 1267
Date: 2021-08-03 @ 04:57
Script: http://www.pingmeibang.com/article-list-keyword-%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD%EF%BF%BD.html

Debug backtrace:

FileLineFunction
core\lib\mysql.php110ms_mysql->_halt()
core\lib\activerecord.php210ms_mysql->query()
core\modules\article\model\article_class.php102ms_activerecord->count()
core\modules\article\list.php54msm_article->search()
core\modules\article\common.php27include()
index.php70include()