"Sun, 13 Oct 2024 20:37:48"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241013
Only TIME
20:37:48
General datetime
2024-10-13 20:37:48Z
For Database
2024-10-13 20:37:48
For HTTP1.1
Sun, 13 Oct 2024 20:37:48 GMT