"Sat, 03 Aug 2024 20:34:30"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240803
Only TIME
20:34:30
General datetime
2024-08-03 20:34:30Z
For Database
2024-08-03 20:34:30
For HTTP1.1
Sat, 03 Aug 2024 20:34:30 GMT