"Sun, 04 Aug 2024 21:55:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240804
Only TIME
21:55:51
General datetime
2024-08-04 21:55:51Z
For Database
2024-08-04 21:55:51
For HTTP1.1
Sun, 04 Aug 2024 21:55:51 GMT