INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '353ca25a4c79a746e1c506414e23c283e5df74395f46cf04887951136a54e2dd', 
    '+Q2Htgwlhkxcgbe2AsDgoKO1VFBeCHPnBae//mlxyhY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)