insert into nss_item(it_id,it_name,it_amount,it_stock_qty,it_explan) values('1745025712','[도서구입] (58)아침을 여는 새-유한나 시집','','99999','')

1062 : Duplicate entry '1745025712' for key 1

error file : /home/klw/book_buy.php