INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cf8851d3cd8db53856a0d63b94188c8cfdcb83e33cfb669d060d923d32b336e4', 
    '3q6fnXxW9E5KpDcdYtv3Yq+X5KJliRTrotZyTuTsHes=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)