C# class to insert record into SQL database

InsertRecord.cs

admusing System;  
using System.Data;  
using System.Data.SqlClient;  
   
namespace DataServices  
{  
    public class DataService : IDataService  
    {  
        public string InsertData(string Name, String Email, string Message)  
        {  
            SqlConnection con = new SqlConnection(@"Data Source=.;Initial Catalog="DataBase Name";User ID="User Name";Password="Password"");  
            SqlCommand cmd = new SqlCommand("SP_InsertProc", con);  
            cmd.CommandType = CommandType.StoredProcedure;  
   
            cmd.Parameters.AddWithValue("@name", Name);  
            cmd.Parameters.AddWithValue("@email", Email);  
            cmd.Parameters.AddWithValue("@message", Message);  
            con.Open();  
            cmd.ExecuteNonQuery();  
            con.Close();  
            return "Success";  
        }  
    }  
}