"Tue, 15 Oct 2024 21:33:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241015
Only TIME
21:33:16
General datetime
2024-10-15 21:33:16Z
For Database
2024-10-15 21:33:16
For HTTP1.1
Tue, 15 Oct 2024 21:33:16 GMT