INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29f06ca6003e6c6d740fb68c20c2f28c4236d3a34e1d2a2b534b037052721895', 
    'fvQknBdbifiVKkW9wrfM9sP8neokbxEwhh8qcR8g2To=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)