Error Page

SQLSTATE[42000]: Syntax error or access violation: 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 '-19,20' at line 1 IN FILE: /core/db.php ON LINE:74
#0 /core/db.php(74): PDOStatement->execute() #1 /app/models/pageModel.php(267): db->pquery('SELECT `hm_page...', Array) #2 /app/models/articles.php(103): pageModel->getNewestArticlesWithParentAndLimit('468', '-19,20') #3 /app/models/articles.php(58): articles->getArticlesWithParent() #4 /app/models/articles.php(53): articles->getNews() #5 /app/models/articles.php(34): articles->prepareNews(false) #6 /core/helpers/FrontPageHelper.php(153): articles->news('468', 'publicystyka', '0', 'page', 20, true, true) #7 /app/page.php(9): FrontPageHelper->_getArticles('468') #8 /app/page.php(28): page->main() #9 /core/dispatcher.php(36): page->__call('', Array) #10 /core/dispatcher.php(36): page->() #11 /core/dispatcher.php(20): dispatcher::loadControllers() #12 /index.php(35): dispatcher::dispatch() #13 {main}