"Sat, 03 Aug 2024 16:51:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240803
Only TIME
16:51:15
General datetime
2024-08-03 16:51:15Z
For Database
2024-08-03 16:51:15
For HTTP1.1
Sat, 03 Aug 2024 16:51:15 GMT