INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6856fc8846b494339f099f7512289512fb30cefbb0e84c4cee2a7628f4a60a93', 
    'C0KL//SbwF9/o6iibdrRHMxRr7Y55JSQ7TaCHPBMs0o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)