"Sun, 01 Dec 2024 03:20:40"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
03:20:40
General datetime
2024-12-01 03:20:40Z
For Database
2024-12-01 03:20:40
For HTTP1.1
Sun, 01 Dec 2024 03:20:40 GMT