INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ec951532844c3308e9a3af86c6505a24a22f9437468d029f32345c670bfe9d0f', 
    'V41CRfxP6nQqx16S8GGe7hVCkdxjrubT4tTMBjZW3LE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)