INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '931827c1a3bf653952a60acb2f6fad813de322b630859d33c9def1d242e9957b', 
    'MpzErlEzLNGaDt7n72h2jtBeEV//JHOvpgsZgo6hfGA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)