INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '375a1b75a8b260e053dd73f7e4bd923cf857d958e83b5b150a231d4c9f28b121', 
    'WVo1H7kUVYUAnVDjpecqUa1hCNgju5R+hNthv+u0mr4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)