"Fri, 31 May 2024 18:14:38"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
18:14:38
General datetime
2024-05-31 18:14:38Z
For Database
2024-05-31 18:14:38
For HTTP1.1
Fri, 31 May 2024 18:14:38 GMT