INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cf51eda7f8621266160283e22a106802390d8b52ec4b2c893ef0f2e7b900b937', 
    '+Db8eQFS7oiXTViUVFz6+M74JC6qxGVrM4Y0MJVxRYM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)