INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e44eb3835d88a3ade6cb6c188501874268f66b281923daa28efece9d38f4e475', 
    '5al7+T2upn5wCk4B9aoBtvNsoMgR9ju644R+bHppTKs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)