"Sun, 08 Dec 2024 18:46:23"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241208
Only TIME
18:46:23
General datetime
2024-12-08 18:46:23Z
For Database
2024-12-08 18:46:23
For HTTP1.1
Sun, 08 Dec 2024 18:46:23 GMT