"Fri, 20 Dec 2024 09:18:56"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241220
Only TIME
09:18:56
General datetime
2024-12-20 09:18:56Z
For Database
2024-12-20 09:18:56
For HTTP1.1
Fri, 20 Dec 2024 09:18:56 GMT