Update UltraScraper.py

UltraScraper.py

@@ -139,6 +139,13 @@ class UltaScraper:
           user="mumer113141",
           password="SFBtp4xnPeA2")
       cur = conn.cursor()
+      # check if the product is already in the database
+      cur.execute(
+          "SELECT product_id FROM scraper_product WHERE product_id = %s",
+          (product['product_id'], ))
+      if cur.fetchone():
+        return False
+      
       cur.execute(
           "INSERT INTO scraper_product (title, product_id, ingredients, url, store_name, date_created) VALUES (%s, %s, %s, %s, %s, %s)",
           (product['title'], product['product_id'],