"Fri, 20 Dec 2024 08:19:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
08:19:12
General datetime
2024-12-20 08:19:12Z
For Database
2024-12-20 08:19:12
For HTTP1.1
Fri, 20 Dec 2024 08:19:12 GMT