INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e54a5e714b90114ea86c7859f09bb6931df7d20af936304ad151657af005b58', 
    'g6uU+LjNupoyrUeDPpJrpuxdPYWelE1twXEw1fa6mH0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)