add ttl to lock

api.saladeaula.digital/app/routes/enrollments/enroll.py

@@ -321,6 +321,7 @@ def enroll_later(enrollment: Enrollment, context: Context):
                     'id': pk,
                     'sk': sk,
                 },
+                'ttl': ttl(start_dt=scheduled_for),
                 'created_at': now_,
             },
             cond_expr='attribute_not_exists(sk)',