INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'af509aa99a967251a30c46259316e075e29cdcddb9554483794124b6e61c5d9d', 
    'itg1/LFlqPVsq2iGv1h7VjkaDojKp5p5vFz57U6xFPE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)