INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ff13e9871726a61476e2be49f0cb2f43578d2cc9ea3d61c0825b854601227a', 
    'a0sme4XMGNLVSDNwb1ZS0Q6IyhjKYfBEoemoWcnXmfs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)