INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e7a374af2d6a9702ec7229565e1604a605e1d44ad87a5e9fb4f40cc0894137a1', 
    'n+IQ8+TVRud0n9QlGupDzg3JKpYO3sAnvZV4RYOXR8k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)