INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ee2016ba39abcc16a2a7f75585a02f2ffa07f6aa6dbb8c45115fd0498fba06ba', 
    'DZwIdMwwimWBu2g/dQmNPQPp3PHnp97i98tuQotsAro=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)