"Fri, 31 May 2024 13:31:47"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
13:31:47
General datetime
2024-05-31 13:31:47Z
For Database
2024-05-31 13:31:47
For HTTP1.1
Fri, 31 May 2024 13:31:47 GMT