"Sun, 20 Oct 2024 15:38:01"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241020
Only TIME
15:38:01
General datetime
2024-10-20 15:38:01Z
For Database
2024-10-20 15:38:01
For HTTP1.1
Sun, 20 Oct 2024 15:38:01 GMT