INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6d1ec2e67d19eb5b871b1f09b42144cfea33375bbcd4d9320cf55c545f63b7a', 
    '15q5pKrp/KkYXHKdTDgEL2DQyg+Od1AD2Xjx/AX/85o=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)