"Mon, 16 Sep 2024 13:39:19"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
13:39:19
General datetime
2024-09-16 13:39:19Z
For Database
2024-09-16 13:39:19
For HTTP1.1
Mon, 16 Sep 2024 13:39:19 GMT