"Mon, 16 Sep 2024 16:19:39"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
16:19:39
General datetime
2024-09-16 16:19:39Z
For Database
2024-09-16 16:19:39
For HTTP1.1
Mon, 16 Sep 2024 16:19:39 GMT