"Sun, 04 Aug 2024 03:08:18"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
03:08:18
General datetime
2024-08-04 03:08:18Z
For Database
2024-08-04 03:08:18
For HTTP1.1
Sun, 04 Aug 2024 03:08:18 GMT