INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f8503d1c225d1ef94a4f2dd4498fd91528f1639a498a1e8be99dc27f30afc558', 
    '+9tzYdm2f9GkYLtQxciqV7yG3FT+Swmv0DwOrIKyaTg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)