INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '249619e2d6763083532742604c1e7244136300fb006fed3cc68b71add0a8273c', 
    'fVAt4VwDaLCcQaTP/+4gCTFZU3lanHlSa+pCEBozKZY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)