INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51eb675ee55024a54cc7e26ac35df076d874a70ddf2c285b80d4019977484d0f', 
    'OQYs71XmjGoYc7OZsy6+ODEe7xxDJKJ5XB0HV46fw9k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)