"Sun, 01 Dec 2024 14:40:15"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
14:40:15
General datetime
2024-12-01 14:40:15Z
For Database
2024-12-01 14:40:15
For HTTP1.1
Sun, 01 Dec 2024 14:40:15 GMT