mysql error: [1054: Unknown column 'Array' in 'where clause'] in

EXECUTE("SELECT mf.*, cbb.*, mch.jlh_child FROM `tb_menu_front` mf INNER JOIN ( SELECT cb.*, b.kode FROM `tb_menu_front_bahasa` cb LEFT JOIN `tb_bahasa` b ON b.id_bahasa=cb.id_bahasa WHERE b.id_bahasa=13 ) cbb ON cbb.id_menu=mf.id_menu LEFT JOIN ( SELECT COUNT(*) AS jlh_child, `parent` FROM `tb_menu_front` WHERE `parent`<>1 GROUP BY `parent` ) mch ON mf.id_menu=mch.`parent` WHERE mf.kategori='mainmenu' AND mf.aktif='1' AND mf.`parent`=Array ORDER BY mf.`urutan` ASC")

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Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.