"Fri, 13 Dec 2024 21:56:04"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241213
Only TIME
21:56:04
General datetime
2024-12-13 21:56:04Z
For Database
2024-12-13 21:56:04
For HTTP1.1
Fri, 13 Dec 2024 21:56:04 GMT