INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2021f09e5480c8862f5ee78cd759e583467588fe4b97c6776c7af2af5912837c', 
    '5VrIAk6f1byz2Tq7guYEOPWON/3c2hAQqt335FPqO/s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)