"Sat, 21 Dec 2024 16:24:58"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241221
Only TIME
16:24:58
General datetime
2024-12-21 16:24:58Z
For Database
2024-12-21 16:24:58
For HTTP1.1
Sat, 21 Dec 2024 16:24:58 GMT