"Tue, 13 Aug 2024 23:15:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240813
Only TIME
23:15:44
General datetime
2024-08-13 23:15:44Z
For Database
2024-08-13 23:15:44
For HTTP1.1
Tue, 13 Aug 2024 23:15:44 GMT