"Tue, 31 Dec 2024 05:21:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241231
Only TIME
05:21:45
General datetime
2024-12-31 05:21:45Z
For Database
2024-12-31 05:21:45
For HTTP1.1
Tue, 31 Dec 2024 05:21:45 GMT