"Fri, 12 Apr 2024 22:21:00"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240412
Only TIME
22:21:00
General datetime
2024-04-12 22:21:00Z
For Database
2024-04-12 22:21:00
For HTTP1.1
Fri, 12 Apr 2024 22:21:00 GMT