INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300ede23ac6e07d77a45814e03582bf659a1c73ace2db608c3e05e2afee56952', 
    'Rf1XDSYQ5b3VlxWQ5B8Yh8Iw/nhrw9BhGCV8tamFrlE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00068

Result

int(1)