INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21fcc6e921c860227609fbc5d11cb50187b920cf389273f1e1f105ad3417d883', 
    'edEVOFj/GKxay6NNGs5YgRolSr9zHXu9E33naOe3zg4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)