"Fri, 13 Dec 2024 21:55:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241213
Only TIME
21:55:48
General datetime
2024-12-13 21:55:48Z
For Database
2024-12-13 21:55:48
For HTTP1.1
Fri, 13 Dec 2024 21:55:48 GMT