"Fri, 20 Dec 2024 11:21:36"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
11:21:36
General datetime
2024-12-20 11:21:36Z
For Database
2024-12-20 11:21:36
For HTTP1.1
Fri, 20 Dec 2024 11:21:36 GMT