INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d6dc40da4957fcf284f036f9878dd65a98e297b4b0cc5d02c6f550d8fb004a2', 
    'xkbn0nxMaJRepdi/ru9RoVZkYLgoPGMXWhbliioFzoA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)