Save selected dropdown item to the database

How can i save the selected item in array to the other database table

const form = [
    { name: "Request an Appointment" },
    { name: "From", id: "start", dateFormat: "MMMM d, yyyy h:mm tt", disabled: true },
    { name: "To", id: "end", dateFormat: "MMMM d, yyyy h:mm tt", disabled: true },
    { name: "Name", id: "name", type: "text" },
    { name: "Email", id: "email", type: "text" },

    {
        name: "Service",
        id: "serviceDropdown",
        type: "select",
        options: [],
        
    },
];