"Tue, 09 Apr 2024 08:54:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240409
Only TIME
08:54:18
General datetime
2024-04-09 08:54:18Z
For Database
2024-04-09 08:54:18
For HTTP1.1
Tue, 09 Apr 2024 08:54:18 GMT