INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15421194557cdccbb2858f59662b3299d6f375e19c24dd6eab126e65eafba65d', 
    'kmSyM4dQqjhcVIQOwyYY+/VRlZlEb+H2XHzBDxHfTus=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)