INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e4d3d560a477ff86ef05fb49e6b3b31686f0550c95206c43d13d0644c175e57b', 
    '3rx1hj1QwCB4ee1522wBlh3TrpIjIGdB9i3pk7wV62w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)