"Tue, 31 Dec 2024 05:39:11"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241231
Only TIME
05:39:11
General datetime
2024-12-31 05:39:11Z
For Database
2024-12-31 05:39:11
For HTTP1.1
Tue, 31 Dec 2024 05:39:11 GMT