The first time.

• 00:00
• 01:04
• 01:47
• 02:52
• 03:35
• 04:40
• 05:23
• 06:28
• 07:11
• 08:15
• 08:59
• 10:03
• 10:46
• 11:51
• 12:34
• 13:39
• 14:22
• 15:27
• 16:10
• 17:14

There is always a first time with a cock inside.