INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6691cf4574686dbec342133cc9a33912147a476756ce14e1069a694cb67e2f09', 
    'oSEWzs8bpQjghID1ENYeBy13yp9P51YC9kzqpvhdTEk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)