INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3d7542d55c5f03c5801c3ebf380e896f2afed78defc7b4f68c47004304359d1d', 
    'RN3nTQ+wQYTFvRni+XQg02G89zo5MGMKEz+9mo34tws=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)