INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7d4dfc6a3ac38eff9d165eb768c32204f89d100c7f99125a42c76cb007596496', 
    '3mlPsClkomjTr8+9teFWjDjsoyS5e4GbOa1j7BY86oo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)