"Tue, 31 Dec 2024 21:49:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241231
Only TIME
21:49:45
General datetime
2024-12-31 21:49:45Z
For Database
2024-12-31 21:49:45
For HTTP1.1
Tue, 31 Dec 2024 21:49:45 GMT