INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e4f4e72cc04290e313abe27e438397fee770ae04281f9332fbbcc431e212039d', 
    'FzD1IOSMLpDfmeOgRHFsRW7YA8DEdMiFJ1OY/M6Q0D0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)