"Fri, 28 Jun 2024 08:15:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240628
Only TIME
08:15:35
General datetime
2024-06-28 08:15:35Z
For Database
2024-06-28 08:15:35
For HTTP1.1
Fri, 28 Jun 2024 08:15:35 GMT