INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c31260c713847bc561d1544e0f3635003713571dd6b5ca4f11e4651807a27c9e', 
    'ouy2so2egaKTS1JSjNV0JY+JWu6RmWG59WgtObBi2cY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)