INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b4a3153f00662182d6b8dc29093bb4e1d7a5451baee35809833444e6838cefae', 
    'IRkP2YVnwkWTcj0gE6rowR2cmFnMhcwFI2Y90jVId9c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)