INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '502d1c496744836ec1311606a15c3c7ab9c4425bb92eff496bb4f9b07a0430d9', 
    'xIchGxVlpGMSY2LI+R0KhjseOmjx5bPVV4JY66DCwD0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)