INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '554a9f541a5a3f34cc5e403f37c3d01c31219149d064b08f13423549f64970be', 
    'LUM/jEVAmnoPjwx1oZDb61k5B4RIzM+KlxSdr6Q2HLU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)