"Sun, 01 Dec 2024 20:33:13"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
20:33:13
General datetime
2024-12-01 20:33:13Z
For Database
2024-12-01 20:33:13
For HTTP1.1
Sun, 01 Dec 2024 20:33:13 GMT