"Tue, 15 Oct 2024 18:48:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241015
Only TIME
18:48:12
General datetime
2024-10-15 18:48:12Z
For Database
2024-10-15 18:48:12
For HTTP1.1
Tue, 15 Oct 2024 18:48:12 GMT