"Sun, 04 Aug 2024 23:21:42"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
23:21:42
General datetime
2024-08-04 23:21:42Z
For Database
2024-08-04 23:21:42
For HTTP1.1
Sun, 04 Aug 2024 23:21:42 GMT