INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1f63604611a951c9cf4bb87728391361a41d534bb6bd983748714385ab5afce', 
    'M5/9meh7o0JM4vpzquiFPPVbEl6NRXEcVdV1vQYgzss=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)