"Sun, 06 Oct 2024 18:19:21"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241006
Only TIME
18:19:21
General datetime
2024-10-06 18:19:21Z
For Database
2024-10-06 18:19:21
For HTTP1.1
Sun, 06 Oct 2024 18:19:21 GMT