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 'AND site_id = 2' at line 1

SQL:
SELECT count(*) cnt FROM cms_pages WHERE page_parent = AND site_id = 2

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 'AND group_id = 2' at line 1

SQL:
SELECT count(*) cnt FROM cms_pages_access WHERE page_id = AND group_id = 2

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 '' at line 1

SQL:
SELECT * FROM cms_pages_links WHERE page_id =