(C#) ASP.Net Excel & EPPlus Import Excel To Database

            FileInfo excel = new FileInfo(Server.MapPath(@"Xls/myData.xlsx"));
            using (var package = new ExcelPackage(excel))
            {
                var workbook = package.Workbook;

                //*** Sheet 1
                var worksheet = workbook.Worksheets.First();

                string strConnString = @"Server=localhost;UID=sa;PASSWORD=;database=mydatabase";
                var objConn = new SqlConnection(strConnString);
                objConn.Open();

                //*** Loop to Insert
                int totalRows = worksheet.Dimension.End.Row;
                for (int i = 2; i <= totalRows; i++)
                {
                    string strSQL = "INSERT INTO myTable (Column1,Column2,Column3,Column4,Column5) "
                        + " VALUES  ("
                        + " '" + worksheet.Cells[i, 1].Text.ToString() + "', "
                        + " '" + worksheet.Cells[i, 2].Text.ToString() + "', "
                        + " '" + worksheet.Cells[i, 3].Text.ToString() + "', "
                        + " '" + worksheet.Cells[i, 4].Text.ToString() + "', "
                        + " '" + worksheet.Cells[i, 5].Text.ToString() + "' "
                        + ")";
                    var objCmd = new SqlCommand(strSQL, objConn);
                    objCmd.ExecuteNonQuery();
                }

                objConn.Close();
            }