"Mon, 16 Sep 2024 02:27:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240916
Only TIME
02:27:23
General datetime
2024-09-16 02:27:23Z
For Database
2024-09-16 02:27:23
For HTTP1.1
Mon, 16 Sep 2024 02:27:23 GMT