INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4e9dcbce624b012534def794d0684827e101c46edfeddce1676cd75b56b6a574', 
    '5T0Xd9NmGKnq40AuKCKZE37s7i5ciilWfm/G0Oyt9kI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)