"Sun, 25 Aug 2024 16:39:51"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240825
Only TIME
16:39:51
General datetime
2024-08-25 16:39:51Z
For Database
2024-08-25 16:39:51
For HTTP1.1
Sun, 25 Aug 2024 16:39:51 GMT