INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'f3d2e956ec14167b1c587e8fcf7c196129b9d6baf2e46a2ddf80aa2535fd6f10', 
    'Rg2Jm21ZUUEA718DFhE6//FBRT8sbFMfb1OKialQfjA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)