INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b81989ef70ba7d754b16c463ec90dfbea728a0f852348907b12ef00ca42f20f', 
    '2PxjYyudcKUEYBJFqw8QYilpiMcWsTqUqMnToMAeVto=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)