INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e21df83d36c248b29194ee028b66c3473a1b0473345ba0d4dccc8dd2bf4c9623', 
    'mm5/pNFzmRk4B2CnqHkt2KB5wxvBoSjRHFM/lYj5USQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)