"Fri, 12 Apr 2024 08:54:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240412
Only TIME
08:54:16
General datetime
2024-04-12 08:54:16Z
For Database
2024-04-12 08:54:16
For HTTP1.1
Fri, 12 Apr 2024 08:54:16 GMT