1054 - Unknown column '257_270' in 'where clause'

select distinct p.products_id, p.products_quantity, pd.products_short_description, p.products_image, p.products_tax_class_id, if(s.status, s.specials_new_products_price, p.products_price) as products_price from products p, products_description pd left join specials s on p.products_id = s.products_id, products_to_categories p2c, categories c, shops si where p.products_id = p2c.products_id and c.domain_id = '3' and p.products_id = pd.products_id and p2c.categories_id = c.categories_id and pd.language_id = '5' and p.products_status = '1' and c.parent_id = 257_270 order by p.products_date_added desc limit 20

[TEP STOP]