INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ef6d1dc28aa7727472982a5786d3745509696861edc074dc620991a9067021d0', 
    'iuwlN+REwL+iSHObtq8mJyhwyHl40mTLuW0PjXWUokM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)