INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51aff311117ac62b5f69ebfb9100a0a03451758b2b991030dcd2ad877b5eb10d', 
    'dT7sxUJ88JVs/sM+HRlGjIXabLfvodtF5K29VbBV7aE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)