Delete row 81 from bookings

id 81
trainer_id 2
student_id 14
service_key s29
starts_at 2026-09-09T13:00:00.000Z
duration_min 55
card_id NULL
invoice_id NULL
video_analysis NULL
notes NULL
status cancelled
created_at 2026-09-09 11:58:09
protocol NULL
protocol_approved_at NULL
confirmation_sent_at NULL
reminder_sent_at NULL
cancellation_sent_at NULL
video_unlocked_at NULL
video_invoice_id NULL
swing_metrics NULL
student_note NULL
review_dismissed_at NULL
briefing # Trainer-Briefing · Frank Augustin · 09.09.2026, ...
briefing_at 2026-09-09 12:00:39
course_notes NULL
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