"Fri, 20 Dec 2024 17:54:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
17:54:30
General datetime
2024-12-20 17:54:30Z
For Database
2024-12-20 17:54:30
For HTTP1.1
Fri, 20 Dec 2024 17:54:30 GMT