"Fri, 31 May 2024 13:21:45"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
13:21:45
General datetime
2024-05-31 13:21:45Z
For Database
2024-05-31 13:21:45
For HTTP1.1
Fri, 31 May 2024 13:21:45 GMT