INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38d8b4573fba5ee22fbedda8241838cfe3c63a0cb56c0f45a81e2edb367a80dc', 
    '607LgYtuhAUuZW7JwDkqejxJDny9CRUjBRhqfPYbqPM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)