INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3f68b02d11f080a151cdb504cb948d2375e9943d003389192d286ca23249a5e', 
    'cmuJMZTcx8vwQNVU7VUQtEJ6OK5/+ZQxx3sLWRHlaVs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)