"Fri, 20 Sep 2024 14:40:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
14:40:48
General datetime
2024-09-20 14:40:48Z
For Database
2024-09-20 14:40:48
For HTTP1.1
Fri, 20 Sep 2024 14:40:48 GMT