INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '852e5380994da795c553aff065e2c528f6fbdde7ea2d2997b73ba43a131eb4c9', 
    'SBbEpv9KM8y8LLj7yyhz1lvzHlR5jfnXWk8m9P3g0xk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)