"Fri, 13 Dec 2024 13:15:31"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241213
Only TIME
13:15:31
General datetime
2024-12-13 13:15:31Z
For Database
2024-12-13 13:15:31
For HTTP1.1
Fri, 13 Dec 2024 13:15:31 GMT