"Sat, 04 May 2024 13:01:14"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240504
Only TIME
13:01:14
General datetime
2024-05-04 13:01:14Z
For Database
2024-05-04 13:01:14
For HTTP1.1
Sat, 04 May 2024 13:01:14 GMT