Online shop

getSingleValue unable to parse:
select count(*)
							 from   Product
							 where  ProductCategoryID=
							 and    ProductID<>
							 and    Display<>'N' (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    ProductID<>
							 and    Display<>'N'' at line 4)