"Sun, 12 May 2024 10:51:10"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240512
Only TIME
10:51:10
General datetime
2024-05-12 10:51:10Z
For Database
2024-05-12 10:51:10
For HTTP1.1
Sun, 12 May 2024 10:51:10 GMT