INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4f5b354be5a92181b8edb9140ac08d9c4d155fd43e725b95672d5df59791cb0c', 
    'DLbtm0EFweyjTeQZppYN2MuQiC1nfR5vjK2mpynG/VU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)