save images in virtual folder and its path to database

if (FileUpload1.PostedFile != null)
       {
           if (FileUpload1.PostedFile.ContentLength > (1024*1024))
           {
               Label37.Text = "Upload status: The file has to be less than 1 MB. Please resize your photo and than upload it again.";
           }
           else
           {
           System.Drawing.Image imageToBeResized = System.Drawing.Image.FromStream(FileUpload1.PostedFile.InputStream);
           int imageHeight = imageToBeResized.Height;
           int imageWidth = imageToBeResized.Width;
           int maxHeight = 660;
           int maxWidth = 560;
           imageHeight = (imageHeight * maxWidth) / imageWidth;
           imageWidth = maxWidth;
           if (imageHeight > maxHeight)
           {
               imageWidth = (imageWidth * maxHeight) / imageHeight;
               imageHeight = maxHeight;
           }
           Bitmap bitmap = new Bitmap(imageToBeResized, imageWidth, imageHeight);
           System.IO.MemoryStream stream = new MemoryStream();
          // bitmap.Save(stream, System.Drawing.Imaging.ImageFormat.Jpeg);
           stream.Position = 0;
           byte[] image = new byte[stream.Length + 1];
           stream.Read(image, 0, image.Length);

           string FileName = Path.GetFileName(FileUpload1.PostedFile.FileName);
           //Save files to disk
           string extension = Path.GetExtension(FileUpload1.PostedFile.FileName);
           //Path.Combine(Server.MapPath("~/images/store"), imageName);
           //string imagename = TextBox20.Text + "1" + extension;
           bitmap.Save(Server.MapPath("profimgs/" + TextBox20.Text + "1" + extension));
           //Add Entry to DataBase


           String strConnString = System.Configuration.ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
           SqlConnection con = new SqlConnection(strConnString);
           string strQuery = "insert into tbl_Image1 (UserName, FileName, FilePath) values ('" + TextBox20.Text + "',@FileName, @FilePath)";
           SqlCommand cmd = new SqlCommand(strQuery);
           cmd.CommandTimeout = 0;
           cmd.Parameters.AddWithValue("@FileName", FileName);
           cmd.Parameters.AddWithValue("@FilePath", "profimgs/" + TextBox20.Text + "1" + extension);
           cmd.CommandType = CommandType.Text;
           cmd.Connection = con;

               try
               {
                   con.Open();
                   cmd.ExecuteNonQuery();
               }

               catch (Exception ex)
               {
                   Response.Write(ex.Message);
               }

               finally
               {
                   con.Close();
                   con.Dispose();
                   Response.Redirect("~/free User/addimage.aspx");
               }
           }

       }

bitmap.Save(Server.MapPath("profimgs/" + imagename));
bitmap.Save(Server.MapPath("~") + @"\profimgs\" + imagename);
bitmap.Save(Server.MapPath("http://www.mywebsitename.com/profimgs/" + imagename));