INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '39474cdd78ed8e6a58fea348f452e877af16b11a22f2b0f98501639c3da2bc19', 
    '8D3vlZog60PnccQAE/1/LgmjGJtOWI4NQW1+uwh5gH8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)