"Fri, 24 May 2024 16:16:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240524
Only TIME
16:16:38
General datetime
2024-05-24 16:16:38Z
For Database
2024-05-24 16:16:38
For HTTP1.1
Fri, 24 May 2024 16:16:38 GMT