INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4a7976e7646ee448e10205b873a30bd9f30ec1bdaf908d092c6b8a07f11e5c8a', 
    'e2qvybUj8MSby+MtM05Byb8ZxkskyDjobZ1ikG1JvuY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)