def get_link():
    cursor = connection.cursor()
    cursor.execute("SELECT * FROM `websites_queue`")
    records = cursor.fetchone()
    cursor.close
    if records is None:
        sys.exit(0)
    cursor = connection.cursor()
    cursor.execute("SELECT `link` FROM `websites_queue` ORDER BY RAND() LIMIT 1")
    records = cursor.fetchall()
    global new_link
    for record in records:
        new_link = record[0]
    cursor.close
    cursor = connection.cursor()
    cursor.execute("DELETE FROM `websites_queue` WHERE `link` = :link", (new_link))
    connection.commit()
    cursor.close
    return new_link