"Fri, 20 Sep 2024 23:15:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240920
Only TIME
23:15:23
General datetime
2024-09-20 23:15:23Z
For Database
2024-09-20 23:15:23
For HTTP1.1
Fri, 20 Sep 2024 23:15:23 GMT