INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '519ac03880deb3d0d9b15a3304a9a64b54b85d76788e011267f48d9319beef77', 
    'cjkdrYWZi1F8+vmcEZBeSF2LvtsxHVc2TctsHnGEcGQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00060

Result

int(1)