"Tue, 17 Dec 2024 14:54:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241217
Only TIME
14:54:15
General datetime
2024-12-17 14:54:15Z
For Database
2024-12-17 14:54:15
For HTTP1.1
Tue, 17 Dec 2024 14:54:15 GMT