INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5391cfe9ddc89f40846b01c69a0b1dcc3f0b03241b93b399b341f758cd0fa00f', 
    '1Q2x6O2v4XQ2z3cqWQrrzoK5zbxAvlBQiqhlVYf67C0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)