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 '403391,403384,403383,403338,403364,403380,403378)' at line 1
in:
[SELECT * FROM products_list WHERE products_status = 1 and products_id in ( ,403391,403384,403383,403338,403364,403380,403378)]