INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a912dfd9f400d16ac0a1707ebcc8bb0368b19f5cfff4730d8091d038caca9edd', 
    'nCDvnF4tKnhNi4OGsKNda2nz4n+3E9Q/7lEzYQJvjas=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)