INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e1a2af5db02c296ed10e528c005ac5295f5bb35bf57ce428d332401d50228a4', 
    'M8U1R0DrtsPVDyAkiIy2jpNjLaxY1OVmXCYWUWP/0N4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)