"Fri, 21 Jun 2024 09:08:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
09:08:32
General datetime
2024-06-21 09:08:32Z
For Database
2024-06-21 09:08:32
For HTTP1.1
Fri, 21 Jun 2024 09:08:32 GMT