add inquiry model

api/models/__init__.py

@@ -1,3 +1,4 @@
 from .designer import Designer
 from .category import Category
-from .contract_customer import ContractCustomer
+from .contract_customer import ContractCustomer
+from .inquiry import Inquiry

api/models/inquiry.py

@@ -0,0 +1,12 @@
+from api import db
+
+
+class Inquiry(db.Model):
+    __tablename__ = 'inquiries'
+
+    inquiryid = db.Column(db.Integer, primary_key=True)
+    territory = db.Column(db.String(2))
+    product_group = db.Column(db.String(100))
+    price_retouch = db.Column(db.Numeric)
+    framed = db.Column(db.Integer, nullable=False, default=0)
+    pricepremium = db.Column(db.Numeric, nullable=False, default=0)