"Sun, 04 Aug 2024 23:45:09"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
23:45:09
General datetime
2024-08-04 23:45:09Z
For Database
2024-08-04 23:45:09
For HTTP1.1
Sun, 04 Aug 2024 23:45:09 GMT