新手 帮忙看一下有什么错误
SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["SqlDatabase1"].ConnectionString);
SqlCommand cmd = new SqlCommand();
cmd.CommandText = "INSERT INTO * from NewsArticlefrom where Title='" + this.txtTitle.Text + "'and SubTitle='" + this.txtSubTitle.Text + "'and Content='" + this.txtWriter.Text + "'and Writer='" + this.txtContent.Text + "'";
cmd.Connection = conn;
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
Response.Write("<script language=javascript>alert('添加成功!')</script>");
Response.Redirect("WebForm2.aspx");
cmd.ExecuteNonQuery();提示这个附近有语法错误