INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8415ded73c158d0e78d3a5757f262a44924053eac3bf2a50407a2d296a77373e', 
    'Ko/SMKua2CRW3YWAdevneHsTgGeqWtceucLQhIMpsug=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)