"Fri, 21 Jun 2024 22:20:02"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
22:20:02
General datetime
2024-06-21 22:20:02Z
For Database
2024-06-21 22:20:02
For HTTP1.1
Fri, 21 Jun 2024 22:20:02 GMT