INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '502bfe158d4f6b2b665e6aa6894677e872f0fdc8c44ec073af068a17a907016e', 
    'Zs2Xw3kELaTVlhWcvuxaxMLSdvph971faoptokybVxc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)