INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '38273dd66472c9b7d110342e6589cb181f74c5f76c3e9915b62e399fe3ff39dd', 
    '8GUI6pXDfvjhaQkrOT3wfNbWaHHgPLE1s0A37WhTA/A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)