"Sun, 08 Dec 2024 08:44:55"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241208
Only TIME
08:44:55
General datetime
2024-12-08 08:44:55Z
For Database
2024-12-08 08:44:55
For HTTP1.1
Sun, 08 Dec 2024 08:44:55 GMT