"Sun, 12 May 2024 14:10:32"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
14:10:32
General datetime
2024-05-12 14:10:32Z
For Database
2024-05-12 14:10:32
For HTTP1.1
Sun, 12 May 2024 14:10:32 GMT