"Sun, 29 Dec 2024 14:59:20"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20241229
Only TIME
14:59:20
General datetime
2024-12-29 14:59:20Z
For Database
2024-12-29 14:59:20
For HTTP1.1
Sun, 29 Dec 2024 14:59:20 GMT