"Sat, 21 Sep 2024 10:25:54"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240921
Only TIME
10:25:54
General datetime
2024-09-21 10:25:54Z
For Database
2024-09-21 10:25:54
For HTTP1.1
Sat, 21 Sep 2024 10:25:54 GMT