"Mon, 16 Sep 2024 21:23:27"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
21:23:27
General datetime
2024-09-16 21:23:27Z
For Database
2024-09-16 21:23:27
For HTTP1.1
Mon, 16 Sep 2024 21:23:27 GMT