INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e3a883a6959700b4b4a071d30843354e5b52fb04d2538856c1c6126bc81de0f', 
    '4FTLctC0sXMfoS0zOxICtFoONDHRzOmonGwANf4uvog=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)