"Sat, 14 Sep 2024 23:55:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240914
Only TIME
23:55:14
General datetime
2024-09-14 23:55:14Z
For Database
2024-09-14 23:55:14
For HTTP1.1
Sat, 14 Sep 2024 23:55:14 GMT