ALTER TABLE studios
    ADD COLUMN IF NOT EXISTS radio_id INT NULL AFTER machine_key,
    ADD COLUMN IF NOT EXISTS studio_on_air TINYINT(1) NOT NULL DEFAULT 0 AFTER last_seen_at,
    ADD COLUMN IF NOT EXISTS stream_on_air TINYINT(1) NOT NULL DEFAULT 0 AFTER studio_on_air,
    ADD COLUMN IF NOT EXISTS studio_on_air_at DATETIME NULL AFTER stream_on_air,
    ADD COLUMN IF NOT EXISTS stream_on_air_at DATETIME NULL AFTER studio_on_air_at;
