INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '999d2f7398edcf2a88bba164d00b7d881354733af128ddce3cbb3b35796c8058', 
    'hvqlBe3BXF1uvDvgvu8rO9F6SCqFsEfr1GBBzV08ygE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)