INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '946d2345a3a8be3e682003d4c54d8437db36c4b5fbe2aabbfddc59f631ce48f4', 
    '7YtZrkiFkx2qsZtAHUqNIB8tUt8ORJ9Bjaoh4pqrogI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)