"Fri, 31 May 2024 12:54:35"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
12:54:35
General datetime
2024-05-31 12:54:35Z
For Database
2024-05-31 12:54:35
For HTTP1.1
Fri, 31 May 2024 12:54:35 GMT