"Sat, 14 Sep 2024 23:12:16"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
23:12:16
General datetime
2024-09-14 23:12:16Z
For Database
2024-09-14 23:12:16
For HTTP1.1
Sat, 14 Sep 2024 23:12:16 GMT