INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1b48942fcbef694091e79bd16cb10cf3f9f329e7c254784faec2aa02febc79da', 
    '8CeKi1B8dZI+ANIWF8IaljSF09ONFFu5sN7n41q2msY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)