"Sun, 04 Aug 2024 17:58:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
17:58:21
General datetime
2024-08-04 17:58:21Z
For Database
2024-08-04 17:58:21
For HTTP1.1
Sun, 04 Aug 2024 17:58:21 GMT