INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '512e6eb07cdbbdcef75ecb9435183abf75a7eefdda6c73bbfcbec160922ce415', 
    '+1IclPlejApclF7ioLdKoVszkkeulPsLHr3BfeiSmRY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)