Insert a row into a table
    :param dbconn: data base connection
    :param table_name: name of the table
    :param args: table columns

def insert_row(dbconn, tablename, *args):
    """
    Insert a row into a table
    :param dbconn: data base connection
    :param table_name: name of the table
    :param args: table columns
    """
    cur = dbconn.cursor()
    cur.execute("INSERT INTO '{name}' VALUES{args}".format(name=tablename, args=args))
    dbconn.commit()