"Sun, 01 Dec 2024 13:38:08"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
13:38:08
General datetime
2024-12-01 13:38:08Z
For Database
2024-12-01 13:38:08
For HTTP1.1
Sun, 01 Dec 2024 13:38:08 GMT