INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b3f051c4b9b0b56849472a15d41c44e87edbb8c3f632c6a44eacab9d74f4776', 
    'RhgXlA7iGqI4erZtmlmRzbId58Jf+J3D4jK5QllPUDw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)