INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6dfc8eca9e30a009cbafde1468ecb027a3b64bbbb64dd2beb08af8dce01250b', 
    'LGKvfCafO7m866LVgGzpKnLY86gwtvTAm8ge98WDst8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)