"Fri, 20 Dec 2024 14:18:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
14:18:02
General datetime
2024-12-20 14:18:02Z
For Database
2024-12-20 14:18:02
For HTTP1.1
Fri, 20 Dec 2024 14:18:02 GMT