import useShopperBasketsMutationHelper from '@salesforce/commerce-sdk-react'
const Page = () => {
     const helpers = useShopperBasketsMutationHelper()
     const addToCart = async () => {
         const productItems = [{id: 123, quantity: 2}]
         await basketMutationHelpers.addItemToNewOrExistingBasket(productItems)
     }
}
This is a helper function for Basket Mutations. useShopperBasketsMutationHelper.addItemToNewOrExistingBasket: is responsible for managing the process of adding an item to a basket.