"Fri, 31 May 2024 12:35:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240531
Only TIME
12:35:20
General datetime
2024-05-31 12:35:20Z
For Database
2024-05-31 12:35:20
For HTTP1.1
Fri, 31 May 2024 12:35:20 GMT