API - store value from select option to database

Question

<div class="col-md-6">
    <select class="form-control" id="category" name="category" required>
        <option value="" disabled selected>Select category</option>
        <option value="Auto parts">Auto parts</option>
        <option value="Car for Sale">Car for Sale</option>
        <option value="Camping equipments">Camping equipments</option>
        <option value="Property">Property</option>
        <option value="Business related">Business related</option>
        <option value="Home & Gardening">Home & Gardening</option>
    </select>
</div>