INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '590764fe74cd80f2bbe685f2fa96022c0294e2903c078c372a85a84ffdbd4924', 
    'hx6JwEurQupNsak++pHDucGqBVDSd+xcr8fd5G8ksmc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00063

Result

int(1)