INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '868769f2ccd7feb6c07949c9c2fccbfbda5681367c3eab69e04a349363d7881f', 
    'iKOz84YBNEciwISU0zSiumaoQB78rMPCuH+OHn0vg+A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)