"Sun, 01 Dec 2024 12:23:12"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241201
Only TIME
12:23:12
General datetime
2024-12-01 12:23:12Z
For Database
2024-12-01 12:23:12
For HTTP1.1
Sun, 01 Dec 2024 12:23:12 GMT