"Sun, 04 Aug 2024 13:33:37"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
13:33:37
General datetime
2024-08-04 13:33:37Z
For Database
2024-08-04 13:33:37
For HTTP1.1
Sun, 04 Aug 2024 13:33:37 GMT