"Sun, 20 Oct 2024 23:59:44"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
23:59:44
General datetime
2024-10-20 23:59:44Z
For Database
2024-10-20 23:59:44
For HTTP1.1
Sun, 20 Oct 2024 23:59:44 GMT