INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '398fcd0993cfe31bc8da2cecf6dbf67622b2367bcafbc446096407ac47e7958a', 
    'U9rxcmTo8hXOfbFHBJXGdR12UXLi73LaDBGB1sroKm8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)