INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '375380ed7226d389fd4d77c831c2571397f7c896aaa055a1fa11be96bcdde1b4', 
    'KDsnm5QpK841bOglLMHkFxFIgUJg1KI72njfegTQeo0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)