"Tue, 17 Dec 2024 20:39:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241217
Only TIME
20:39:04
General datetime
2024-12-17 20:39:04Z
For Database
2024-12-17 20:39:04
For HTTP1.1
Tue, 17 Dec 2024 20:39:04 GMT