@@ -0,0 +1,38 @@
+USE Contacts;
+
+GO
+
+DROP PROCEDURE IF EXISTS dbo.InsertContact;
+
+GO
+
+CREATE PROCEDURE dbo.InsertContact
+(
+@FirstName VARCHAR(40),
+@LastName VARCHAR(40),
+@DateOfBirth DATE = NULL,
+@AllowContactByPhone	BIT,
+@ContactId INT OUTPUT
+)
+AS
+BEGIN;
+
+SET NOCOUNT ON;
+
+IF NOT EXISTS (SELECT 1 FROM dbo.Contacts
+WHERE FirstName = @FirstName AND @LastName = LastName
+AND DateOfBirth = @DateOfBirth)
+BEGIN;
+INSERT INTO dbo.Contacts (FirstName, LastName, DateOfBirth, AllowContactByPhone)
+VALUES (@FirstName, @LastName, @DateOfBirth, @AllowContactByPhone);
+
+SELECT @ContactId = SCOPE_IDENTITY();
+END;
+
+EXEC dbo.SelectContact @ContactId = @ContactId;
+
+SET NOCOUNT OFF;
+
+END;
+
+GO