INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50536f75b6d0a242dece344dc2a8c39c2609f766c38acbc52b60c3cc48b5b1ad', 
    '+IuwdoJJpVBE9qGzaLR+KOe+pnLsNjw3EvTQ6miazLQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)