INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e4d8b0a474f4bec64d5270e3c13c69880f451d9e1e3014c588642e2f9a70c8f', 
    '+zgQFvI0v/CA9XVeJWSuLo3AEHJKoTv/nx9hLldecec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)