INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c506b2e929e1a3ccacef58993de780e0faffe4523adb89ee20dd3b336ed5c828', 
    'yxXxGvbq2CwYhNKdjGfkFT0KPGkMbj43q4KZCW257Xo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)