INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53d0f9c9a1f557191acf88fd4ba86ba9159866e543ce2b4745734323501295bd', 
    '+Kx6S73eKNpRhcF981dhnhNYpZi+8pQ4XTpwkML+0mA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)