INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '91dcb839b4ab9643a884d80d5535a9002eaf3e0b1c12593a35d8a124dcd3ad3e', 
    'i5bc8seEZavwL/hsR5D9WCPF9n6p5a/Q988/TDR3ONc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)